CMSZ5221B THRU CMSZ5267B SURFACE MOUNT SILICON ZENER DIODE 275mW, 2.4 THRU 75 VOLTS 5% TOLERANCE w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CMSZ5221B series silicon Zener diode is a high quality voltage regulator for use in industrial, commercial, entertainment and computer applications. MARKING CODE: SEE MARKING CODES ON ELECTRICAL CHARACTERISTICS TABLE SOT-323 CASE • Device is Halogen Free by design MAXIMUM RATINGS: (TA=25°C) Power Dissipation Operating and Storage Junction Temperature Thermal Reistance SYMBOL PD TJ, Tstg ΘJA UNITS mW °C °C/W 275 -65 to +150 455 ELECTRICAL CHARACTERISTICS: (TA=25°C) VF=0.9V MAX @ IF=10mA (for all types) ZENER VOLTAGE TEST CURRENT MAXIMUM ZENER IMPEDANCE MAXIMUM ZENER IMPEDANCE MAXIMUM REVERSE CURRENT VZ @ IZT IZT ZZT @ IZT ZZK @ IZK IR TYPE @ VR MAXIMUM TEMPERATURE COEFFICIENT ΘVZ MARKING CODE MIN V NOM V MAX V mA Ω Ω mA μA V %/°C CMSZ5221B 2.280 2.4 2.520 20 30 1200 0.25 100 1.0 -0.085 CMSZ5222B 2.375 2.5 2.625 20 30 1250 0.25 100 1.0 -0.085 8B1 CMSZ5223B 2.565 2.7 2.835 20 30 1300 0.25 75 1.0 -0.080 8C1 CMSZ5224B 2.660 2.8 2.940 20 30 1400 0.25 75 1.0 -0.080 8D1 CMSZ5225B 2.850 3.0 3.150 20 29 1600 0.25 50 1.0 -0.075 8E1 CMSZ5226B 3.135 3.3 3.465 20 28 1600 0.25 25 1.0 -0.070 8AC CMSZ5227B 3.420 3.6 3.780 20 24 1700 0.25 15 1.0 -0.065 8BC CMSZ5228B 3.705 3.9 4.095 20 23 1900 0.25 10 1.0 -0.060 8CC CMSZ5229B 4.085 4.3 4.515 20 22 2000 0.25 5.0 1.0 ±0.055 8DC CMSZ5230B 4.465 4.7 4.935 20 19 1900 0.25 5.0 2.0 ±0.030 8EC CMSZ5231B 4.845 5.1 5.335 20 17 1600 0.25 5.0 2.0 ±0.030 8FC CMSZ5232B 5.320 5.6 5.880 20 11 1600 0.25 5.0 3.0 +0.038 8GC CMSZ5233B 5.700 6.0 6.300 20 7.0 1600 0.25 5.0 3.5 +0.038 8HC CMSZ5234B 5.890 6.2 6.510 20 7.0 1000 0.25 3.0 4.0 +0.045 8JC CMSZ5235B 6.460 6.8 7.140 20 5.0 750 0.25 3.0 5.0 +0.050 8KC CMSZ5236B 7.125 7.5 7.875 20 6.0 500 0.25 3.0 6.0 +0.058 8LC CMSZ5237B 7.790 8.2 8.610 20 8.0 500 0.25 3.0 6.5 +0.062 8MC CMSZ5238B 8.265 8.7 9.135 20 8.0 600 0.25 3.0 6.5 +0.065 8NC CMSZ5239B 8.645 9.1 9.555 20 10 600 0.25 3.0 7.0 +0.068 8PC CMSZ5240B 9.500 10 10.50 20 17 600 0.25 3.0 8.0 +0.075 8QC CMSZ5241B 10.45 11 11.55 20 22 600 0.25 2.0 8.4 +0.076 8RC CMSZ5242B 11.40 12 12.60 20 30 600 0.25 1.0 9.1 +0.077 8SC CMSZ5243B 12.35 13 13.65 9.5 13 600 0.25 0.5 9.9 +0.079 8TC CMSZ5244B 13.30 14 14.70 9.0 15 600 0.25 0.1 10 +0.082 8UC 8A1 R5 (12-December 2012) CMSZ5221B THRU CMSZ5267B SURFACE MOUNT SILICON ZENER DIODE 275mW, 2.4 THRU 75 VOLTS 5% TOLERANCE ELECTRICAL CHARACTERISTICS - Continued: (TA=25°C) VF=0.9V MAX @ IF=10mA (for all types) ZENER VOLTAGE TEST CURRENT MAXIMUM ZENER IMPEDANCE MAXIMUM ZENER IMPEDANCE MAXIMUM REVERSE CURRENT IZT ZZT @ IZT ZZK @ IZK IR MIN V VZ @ IZT NOM V MAX V mA Ω Ω mA μA V %/°C CMSZ5245B 14.25 15 15.75 8.5 16 600 0.25 0.1 11 +0.082 8VC CMSZ5246B 15.20 16 16.80 7.8 17 600 0.25 0.1 12 +0.083 8WC CMSZ5247B 16.15 17 17.85 7.4 19 600 0.25 0.1 13 +0.084 8XC CMSZ5248B 17.10 18 18.90 7.0 21 600 0.25 0.1 14 +0.085 8YC CMSZ5249B 18.05 19 19.95 6.6 23 600 0.25 0.1 14 +0.086 8ZC CMSZ5250B 19 20 21 6.2 25 600 0.25 0.1 15 +0.086 1A8 CMSZ5251B 20.90 22 23.10 5.6 29 600 0.25 0.1 17 +0.087 1B8 CMSZ5252B 22.80 24 25.20 5.2 33 600 0.25 0.1 18 +0.088 1C8 CMSZ5253B 23.75 25 26.25 5.0 35 600 0.25 0.1 19 +0.089 1D8 CMSZ5254B 25.65 27 28.35 4.6 41 600 0.25 0.1 21 +0.090 1E8 CMSZ5255B 26.60 28 29.40 4.5 44 600 0.25 0.1 21 +0.091 1F8 CMSZ5256B 28.50 30 31.50 4.2 49 600 0.25 0.1 23 +0.091 1G8 CMSZ5257B 31.35 33 34.65 3.8 58 700 0.25 0.1 25 +0.092 1H8 CMSZ5258B 34.20 36 37.80 3.4 70 700 0.25 0.1 27 +0.093 1J8 CMSZ5259B 37.05 39 40.95 3.2 80 800 0.25 0.1 30 +0.094 1K8 CMSZ5260B 40.85 43 45.15 3.0 93 900 0.25 0.1 33 +0.095 1L8 CMSZ5261B 44.65 47 49.35 2.7 105 1000 0.25 0.1 36 +0.095 1M8 CMSZ5262B 48.45 51 53.55 2.5 125 1100 0.25 0.1 39 +0.096 1N8 CMSZ5263B 53.20 56 58.80 2.2 150 1300 0.25 0.1 43 +0.096 1P8 CMSZ5264B 57.00 60 63.00 2.1 170 1400 0.25 0.1 46 +0.097 1R8 CMSZ5265B 58.90 62 65.10 2.0 185 1400 0.25 0.1 47 +0.097 1S8 CMSZ5266B 64.60 68 71.40 1.8 230 1600 0.25 0.1 52 +0.097 1T8 CMSZ5267B 71.25 75 78.75 1.7 270 1700 0.25 0.1 56 +0.098 1U8 TYPE @ VR MAXIMUM TEMPERATURE COEFFICIENT ΘVZ MARKING CODE SOT-323 CASE - MECHANICAL OUTLINE LEAD CODE: 1) Anode 2) No Connection 3) Cathode R5 (12-December 2012) w w w. c e n t r a l s e m i . c o m